Arcam HDA PA720 - Page 11

EN-11
Check trigger output drops to 0V.
Turn unit back on.
15. Check USB update
Load the image.hex le into the root of a USB stick.
Turn the unit o (hard power not standby)
Insert USB stick
Turn the unit on
The unit should update (look for the standby LED ashing)
16. Restore defaults
In RS232 command tab select factory reset and send command.